Unrated severityNVD Advisory· Published Aug 12, 2002· Updated Apr 16, 2026

CVE-2002-0515

Description

IPFilter 3.4.25 and earlier sets a different TTL when a port is being filtered than when it is not being filtered, which allows remote attackers to identify filtered ports by comparing TTLs.

Affected products

Phildev/Ipfilter
cpe:2.3:a:phildev:ipfilter:*:*:*:*:*:*:*:*
Range: <=3.4.25

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.securityfocus.com/bid/4403nvdBroken LinkExploitThird Party AdvisoryVDB EntryVendor Advisory
www.iss.net/security_center/static/8738.phpnvdBroken LinkVendor Advisory
www.securityfocus.com/archive/1/265188nvdBroken LinkThird Party AdvisoryVDB EntryVendor Advisory

News mentions

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